Oh, Come On! I Changed The Main Jet On My 250 And Now It WILL NOT START!!!

[Aufgeblassen]

Originally Posted by TominMO

. I wonder if the fuel or air mixture screw is turned all the way in.

If it was, it never would have started from the get-go. It worked fine up to about 40 MPH, at which time I had to partial to fully put choke on, especially to accelerate, or else it would stumble.

And no, I did not touch the air/fuel mixture screw one iota.